This may be her genealogical sketch.
From Wikimedia. Also posted to the Iberian Style Between 1837 and 1869 Album.
She may be wearing a braided ponytail tied with a bow behind, but the rest of her coiffure is typically Victorian or Romantic - straight with a part. The dress has a partlet or rests on a chemise with a high neckline and long sleeves ending with cuffs.
Keywords: 1853, Madrazo y Kunz, Agustina Larrañaga, Larrañaga Olabe family, Zabaleta Larrañaga family, Spanish, straight coifure, cap, earrings, chemise, high neckline, long under-sleeves, ruffled cuffs, necklace, bodice, long close tapered over-sleeves, contrasting cuffs, stomacher, close over-skirt